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Technical Data Sheet
PartsTable / CIRCUIT CARD ASSEMBLY / 149121
149121 ✓ Verified by PartsTable
LG · CABLE ASSEMBLY
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

The CIRCUIT CARD ASSEMBLY is a LG industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL OVERALL, outside_diameter: 5.155 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 4.625 INCHES NOMINAL IN, elongation_percentage: 250 MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-146-5287, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
149121
NSN: 5998-00-146-5287
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hardness_rating65.0 SHORE DUROMETER A NOMINAL OVERALL
outside_diameter5.155 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter4.625 INCHES NOMINAL IN
elongation_percentage250 MAXIMUM
cross-sectional_thickness0.060 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5998-00-146-5287
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 149121 MFR LG CIRCUIT CARD ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
MIL-G-21569BInterchangeable
interchangeable cross-reference
interchangeable
104503Interchangeable
interchangeable cross-reference
interchangeable
149121Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 149121?
149121 is a CIRCUIT CARD ASSEMBLY manufactured by LG.
What parts can replace 149121?
There are 3 known substitutes for 149121: MIL-G-21569B, 104503, 149121. Substitute compatibility should be verified for your specific system.
What is the NSN for 149121?
149121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-146-5287. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026